Which one of the following is true f...

Which one of the following is true for `0^(@)ltthetalt90^(@)`?

A

`costhetalecos^(2)theta`

B

`costhetagtcos^(2)theta`

C

`costhetaltcos^(2)theta`

D

`costhetagecos^(2)theta`

Text Solution

Verified by Experts

The correct Answer is:

D

`costheta(0^(@)lethetale90^(@))` में decreasing function होता है।

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